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Table of Contents
1. Overview ················································································································· 1
1.1. Components ····································································································· 1
1.2. Specifications ·································································································· 1
1.3. Exterior of EZL-50 ······················································································ 1
1.4. Installation ······································································································· 2
1.5. Feature Overview ························································································· 2
2. Getting Started with ezTCP ············································································· 3
2.1. ezTCP Configuration ···················································································· 3
2.1.1. ezConfig ····································································································· 3
2.1.2. Basic Function Setup ············································································ 5
2.2. Communication Test ···················································································· 7
3. Advanced Function of ezTCP ······································································· 10
3.1. Serial Port Interface ·················································································· 10
3.1.1. T2S (TCP to Serial) ··········································································· 10
3.1.2. ATC (AT Command) ··········································································· 10
3.1.3. COD (Connect On Demand) ····························································· 11
3.1.4. TCP Connection Time Out (TIME OUT) ···································· 11
3.2. AT Command Interface ············································································ 13
3.2.1. Basic AT Command ············································································ 13
3.2.2. Extended AT Command ···································································· 13
3.2.3. AT COMMAND Escape Sequence ················································· 14
3.2.4. Examples of ATC Application ························································· 15
3.3. Environment Setup ····················································································· 17
3.3.1. Environment Setup in ATC mode ·················································· 17
3.3.2. IP Address-related Item Setup through DHCP Server ··········· 18
3.3.3. IP Address-related Item under Environment with ADSL ····· 18
3.4. ezTCP Environment Setup Item ···························································· 19
3.4.1. Network related Setup Item ···························································· 19
3.4.2. Serial Port Setup Item ······································································· 19
3.4.3. Serial Port Interface related Item ················································· 20